Base | Representation |
---|---|
bin | 1110111100110… |
… | …00010001010001 |
3 | 22201222012021112 |
4 | 13132120101101 |
5 | 224100413431 |
6 | 20235503105 |
7 | 3051630014 |
oct | 736302121 |
9 | 281865245 |
10 | 125404241 |
11 | 64873076 |
12 | 35bb7a95 |
13 | 1cc999c1 |
14 | 1292537b |
15 | b021c2b |
hex | 7798451 |
125404241 has 2 divisors, whose sum is σ = 125404242. Its totient is φ = 125404240.
The previous prime is 125404229. The next prime is 125404277. The reversal of 125404241 is 142404521.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 116553616 + 8850625 = 10796^2 + 2975^2 .
It is a cyclic number.
It is not a de Polignac number, because 125404241 - 26 = 125404177 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (125403241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62702120 + 62702121.
It is an arithmetic number, because the mean of its divisors is an integer number (62702121).
Almost surely, 2125404241 is an apocalyptic number.
It is an amenable number.
125404241 is a deficient number, since it is larger than the sum of its proper divisors (1).
125404241 is an equidigital number, since it uses as much as digits as its factorization.
125404241 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1280, while the sum is 23.
The square root of 125404241 is about 11198.4035022855. The cubic root of 125404241 is about 500.5384080255.
Adding to 125404241 its reverse (142404521), we get a palindrome (267808762).
The spelling of 125404241 in words is "one hundred twenty-five million, four hundred four thousand, two hundred forty-one".
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